430 miles is a 5 hour and 32 minute
8
(8.5+24k) hours where k is an integer.
Eight hours.
427 is in between 420 and 430. 430 is obviously closer to 427 then 420. When you round 427 to the nearest ten the answer is 430.
4
8 hours.
9.5
8
9 hours and 30 minutes.
7 hours
430 miles is a 5 hour and 32 minute
8
5.5
74 hours.
4 hours and 45 minutes.
It is 3:45.